| 摘要 |
<p>ACCESS CONTROL SYSTEMS, FOR EXAMPLE IN BUILDINGS, HAVE THE TASK OF CHECKING THE AUTHORIZATION OF PERSONS WANTING TO ENTER OR LEAVE THE BUILDING OR PARTIAL AREAS THEREOF.THE INVENTION RELATES TO A SECURITY SYSTEM (1) FOR MONITORING AND/OR CONTROLLING PARTIAL AREAS IN A SURVEILLANCE AREA, COMPRISING AT LEAST ONE CONTROL DEVICE (2) WHICH IS DESIGNED FOR THE INPUT AND/OR OUTPUT OF INFORMATION AND/OR SIGNALS IN ONE OF THE PARTIAL AREAS, A COMMUNICATION NETWORK (3) FOR ESTABLISHING COMMUNICATION TO THE AT LEAST ONE CONTROL DEVICE (2), WHEREIN THE CONTROL DEVICE (2) HAS A FIRST ETHERNET CONNECTION (4) FOR COMMUNICATING WITH THE COMMUNICATION NETWORK (3) AND THE CONTROL DEVICE (2) HAS A SECOND ETHERNET CONNECTION (4) FOR COMMUNICATING WITH THE COMMUNICATION NETWORK (3).</p> |
